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Science 6

Total questions: 110

Worksheet time: 2hrs 50mins

Name
Class
Date
1.

What is a force?

a)

the PUSH or PULL on an object

b)

The MOTION an object creates

c)

The objects HITTING one another

d)

Going REALLY FAST

2.

What is the unit for FORCE?

a)

N (Newtons)

b)

lbs (pounds)

c)

g (grams)

d)

m/s (meters per second)

3.

If the net force is 0 the object will ...

a)

CHANGE its motion

b)

STAY the SAME, NOT Move

4.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
5.

Match the description to the graph:

"The car is stopped."

a)
b)
c)
d)
6.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
7.

What is this tool used to measure?

a)

temperature

b)

length

c)

distance

d)

force

8.

What do you call a push or pull that causes an object to move, stop, or change speed or direction?

a)

force

b)

gravity

c)

power

d)

work

9.
What do you call the use of force to move an object through a distance?
a)
friction
b)
net force
c)
power
d)
work
10.
What do you call a force that pulls all objects toward each other?
a)
magnetism
b)
gravity
c)
friction
d)
force
11.
What do you call something that makes work seem easier by changing the size or direction of a force?
a)
machine
b)
magnetism
c)
balanced force
d)
unbalanced force
12.
What do you call forces equal in size and opposite in direction?
a)
net force
b)
balanced forces
c)
unbalanced forces
d)
friction
13.
What do you call forces that oppose motion when two surfaces rub against each other?
a)
friction
b)
gravity 
c)
magnetism
d)
work
14.
What do you call the force of pulling between magnets and magnetic objects?
a)
friction
b)
gravity
c)
power
d)
magnetism
15.
What do you call opposing forces of which one force is greater than the other?
a)
net force
b)
unbalanced forces
c)
balanced forces
d)
power
16.
What do you call the value of combined forces on an object?
a)
work
b)
force
c)
power
d)
net force
17.
What do you call the amount of work done for each unit of time?
a)
force
b)
work
c)
power
d)
net force
18.
Which one of these things is not considered a force?
a)
magnetism
b)
friction
c)
gravity
d)
Newton
19.
What force causes a pen to fall to the floor when dropped?
a)
magnetism
b)
gravity
c)
friction
d)
motion
20.
What force causes a car to stop when the brakes are applied?
a)
motion
b)
gravity
c)
friction
d)
magnetism
21.
What do magnets have that acts on object without touching them?
a)
power
b)
machine
c)
force
d)
current
22.
If two kids are pushing on a desk, but it doesn't move, the forces acting on the desk must be --
a)
balanced
b)
unbalanced
c)
weak
d)
strong
23.
If a car slows down as it drives up a hill, the forces acting on it must be --
a)
balanced
b)
unbalanced
c)
strong
d)
weak
24.
Two people try to lift a 100N rock, but it doesn't move.  How much work have they done?
a)
200 J
b)
100 J
c)
0 J
d)
We don't know because it doesn't give the distance
25.
If a boy is pushing 3N to the right on a desk and a girl is pushing 5 N to the left on the same desk, what is the net force acting on the desk?
a)
8 N right
b)
8 N left
c)
2 N right
d)
2 N left
26.

What force pulls a mango down to the ground?

a)

Energy

b)

Force

c)

Friction

d)

Gravity

27.

Why is it easier for a car to travel in going down than in going up the slope?

a)

Because all objects are attracted toward the center of the Earth due to gravity.

b)

Because of the magnetic force that magnetized the car to go down easier.

c)

Because the car becomes heavier when moving up than going down.

d)

Because the frictional force causes the car harder to moves up.

28.

How can you best reduce friction between the bottom furniture and the floor?

a)

by smoothing the floor

b)

by keeping furniture on their place

c)

by applying lubricants like wax on the floor

d)

by putting wheels or rollers on the bottom or feet of furniture

29.

Why is it easy to slip when there is water on a smooth floor?

a)

The water is a lubricant and reduces the friction between your feet and the floor.

b)

The friction between your feet and the floor changes from sliding.

c)

The water increases the friction between your feet and the floor.

d)

The friction between your feet and the floor are nothing do with water.

30.

Which has the greatest friction?

a)

wet floor

b)

polished floor

c)

tiled floor

d)

rough floor

31.

What kind of energy are coal, gasoline, petroleum and firewood contained?

a)

Chemical Energy

b)

Electrical Energy

c)

Radiant Energy

d)

Thermal Energy

32.

What machine changes electrical energy into light and sound energy?

a)
b)
c)
d)
33.

______________ is the length between starting and ending points.

a)

Motion

b)

Distance

c)

Speed

d)

Frame of reference

34.
A _____ is a pull or a push.
a)
force
b)
friction
c)
gravity
d)
speed
35.
When you type on the keys of your Chromebook you are using a
a)
pull
b)
push
c)
gravity
d)
friction
36.
A _____ moves an object closer to you.
a)
push
b)
pull
c)
friction
d)
cat
37.
How are a push and a pull alike?
a)
You can hear them both.
b)
They are both names of cats.
c)
You can do them both at the same time.
d)
They are both forces.
38.
What force moves an object away from you?
a)
pull
b)
push
c)
gravity
d)
Jedi force
39.
Another way that force can cause the change in an object's motion is to...
a)
change its color.
b)
change its pitch.
c)
change its direction.
d)
change its spots.
40.
How does friction help us move from place to place?
a)
Friction does not help us.
b)
Friction keeps us from slipping and sliding.
c)
Friction only helps cats.
d)
Friction makes us slip and fall.
41.
Why do air planes and race cars have sleek shapes?
a)
to reduce friction from air resistance
b)
to increase air resistance
c)
to look more appealing than cats
d)
so people will buy them
42.
Is gravity a push or a pull?
a)
push
b)
pull
c)
neither
d)
both
43.
What keeps the Moon in orbit around Earth?
a)
Earth's rotation.
b)
Earth's atmosphere.
c)
Earth's gravity.
d)
Earth's shape.
44.
this force is ___________ and there will be 
a)
unbalanced, no movement
b)
balanced, movement to the left
c)
balanced, no movement
45.

Which is not a poor conductor?

a)

Pure water

b)

Metal vase

c)

Cotton thread

d)

Plastic spoon

46.
This type of energy is stored in a battery 
a)
chemical
b)
mechanical
c)
electrical
d)
thermal
47.

Which of the following is a good conductor of electricity?

a)

rubber

b)

plastic

c)

copper

d)

salad

48.

A material that allows electricity to flow through it easily is called a(n):

a)

conductor

b)

insulator

c)

resistor

d)

battery

49.

A material that doesn't let electricity move easily through it is called a(n):

a)

insulator

b)

conductor

c)

donut

d)

flow stopper

50.

Electricity is a form of:

a)

energy

b)

volcano

c)

confusion

d)

nuclear explosion

51.

Hydro power comes from:

a)

the Sun

b)

water

c)

batteries

d)

dolphins

52.

One example of static electricity is...

a)

rain

b)

thunder

c)

lightning

53.

One advantage of solar and wind power over fossil fuels is that

a)

wind and solar are presently much less expensive than fossil fuels.

b)

wind and solar come from natural processes and fossil fuels do not.

c)

wind and solar are nonrenewable resources and fossil fuel are renewable.

d)

wind and solar are continuously renewable and fossil fuels take millions of years to be formed.

54.

Renewable or Nonrenewable: Coal

a)

Renewable

b)

Nonrenewable

55.

Renewable or Nonrenewable: Natural Gas

a)

nonrenewable

b)

renewable

56.

Renewable or Nonrenewable: Oil

a)

Nonrenewable

b)

Renewable

57.

Renewable or Nonrenewable: Sunlight

a)

Renewable

b)

Nonrenewable

58.

Renewable or Nonrenewable: Water

a)

Nonrenewable

b)

Renewable

59.

Renewable or Nonrenewable: Wind

a)

Renewable

b)

Nonrenewable

60.

This is electrical energy that comes from the force of energy of moving water. It is the most widely used type of renewable energy.

a)

Coal

b)

Hydroelectric Power

c)

Wind Energy

d)

Geothermal Energy

61.

This is a liquid fuel derived from plant materials.

a)

wind energy

b)

biofuel (from biomass)

c)

geothermal energy

d)

solar energy

62.

This is the energy generated in the Earth's core and produces steam and hot water.

a)

Solar Energy

b)

Hydroelectric Power

c)

Fossil Fuels

d)

Geothermal

63.

Solar energy is a completely renewable resource.

a)

Advantage

b)

Disadvantage

64.

Fossil Fuels produce carbon dioxide that pollutes the atmosphere.

a)

Advantage

b)

Disadvantage

65.

Biomass requires a lot of space.

a)

Advantage

b)

Disadvantage

66.

Wind energy is pollution free.

a)

Advantage

b)

Disadvantage

67.

Hydropower can have a negative impact on river wildlife.

a)

Advantage

b)

Disadvantage

68.

Geothermal power is geographically limited-not available in many locations.

a)

Advantage

b)

Disadvantage

69.

What is a natural resource?

a)

Material from the Earth that people use for their needs.

b)

A place hidden in the mountains.

c)

An object made from natural things.

70.

__________ is an energy resource that WILL NOT run out in the next several hundred years.

a)

Renewable Energy Resource

b)

Non-Renewable Energy Resource

71.

Which of the following is a renewable resource?

a)

Oil

b)

Solar

c)

Coal

d)

Natural Gas

72.

__________ is an energy resource that WILL run out in the next several hundred years.

a)

Renewable Energy Resource

b)

Non-renewable Energy Resource

73.

Which of the following is a non-renewable resource?

a)

Water

b)

Sun

c)

Coal

d)

Win

74.

Fossil Fuel are?

a)

A group of energy resources that were formed from ancient plants and organisms

b)

A group of dinosaur fossils

c)

A type of gas used for planes

75.
What is the transfer of energy that occurs when a force is applied over a distance?
a)
work
b)
power
c)
force
d)
motion
76.
What is the calculating formula for work?
a)
w=Fd
b)
w=Ft
c)
w=t/d
d)
w=F/t
77.
When it comes to lifting an object, a person must overcome____.
a)
force
b)
gravity
c)
work
d)
power
78.
What is energy in motion?
a)
potential energy
b)
thermal energy
c)
kinetic energy
d)
conserved energy
79.
What is the unit of measurement for power?
a)
watts
b)
newtons
c)
meters
d)
joules
80.

The ability to do work or cause change:

a)

work

b)

energy

c)

momentum

d)

power

81.

Stored energy in the form of position or condition.

a)

potential energy

b)

kinetic energy

c)

momentum

d)

mechanical energy

82.
Which of these is a measurement of power?
a)
100 joules
b)
100 watts
c)
100 meters per second
d)
100 hertz
83.
How do you know when a force has been applied to an object?
a)
It moves.
b)
It flies.
c)
It accelerates.
d)
It gets bigger.
84.
In order for work to be done, a force must cause an object to... 
a)
Be balanced
b)
Be constant
c)
Have no motion
d)
Move 
Move/Accelerate
85.
The main force opposing things that roll or slide
a)
Gravity
b)
The Buoyant Force
c)
Friction
d)
A wall
86.

How does friction affect speed?

a)

more friction decreases speed

b)

less friction decreases speed

c)

more friction increases speed

d)

less friction doesn't affect speed

87.

Friction is a force that acts in an ___________ direction of movement.

a)

similar

b)

parallel

c)

opposite

d)

west

88.

Which of the following is an example of friction that is helpful?

a)

Brakes used on a bike

b)

Tyres from a car on the road

c)

Tread on the bottom of your shoes

d)

All are examples that are helpful

89.
Which of the following is an example of friction that is harmful?
a)
Pencil marking on paper
b)
Engine parts wearing out
c)
sand placed on ice in the winter
d)
Using an eraser to erase marks
90.
What does friction produce?
a)
light
b)
sound
c)
heat
d)
gravity
91.

Rough surfaces have _________

a)

greater friction

b)

less friction

c)

the same level of friction

92.

The shape of an object which helps in reducing friction

a)

circular shape

b)

streamlined

c)

flat

d)

none of the above

93.

Which of the following is NOT a way to reduce friction?

a)

Use rollers or wheels

b)

Spray the surface with oil or grease

c)

Use boric acid powder when play carrom

d)

Use magnesium chalk powder to lift the metal barbell

94.

Picture showed an ice skating shoe. Why is the shoe designed and made like this?

a)

To increase friction between ice surface and shoe.

b)

To decrease friction between ice surface and shoe

c)

To make it strong and durable

d)

To cut the ice during skating.

95.

What is the function of the rollers?

a)

To avoid the object from broken

b)

To reduce friction

c)

To slow down the movement of the object

96.

The diagram shows a roller bearing that can be found in the bicycle. What is the function of roller bearing?

a)

Increase the frictional force

b)

Decrease the frictional force

97.
.........is suitable for measuring large masses as fruits and vegetables
a)
Kilogram
b)
Kilometer
c)
Gram
d)
Ton
98.
A child has a mass of 30 Kg on Earth. If the gravity on Moon is one sixth that of the Earth what is the mass of the child on Moon? 
a)
30 Kg
b)
180 Kg
c)
5 Kg
d)
0 Kg
99.
If an object mass =30 Kg on the Earth, what would be it's weight on Earth?
a)
30 N
b)
300 kg
c)
3000N
d)
300 N
100.
What does this tool measure?
a)
weight
b)
meters
c)
mass
d)
force
101.

Which statement is correct about the mass of the chair on the earth and moon?

a)

mass is greater on the moon

b)

mass is less on the moon but not equals to zero

c)

mass is zero on the moon

d)

mass is the same on the moon

102.

What do you use to measure the mass of an object?

a)
b)
c)
d)
103.

The astronaut floats in international space station. It proves that...

a)

His weight is less in space

b)

His mass is less in space

c)

His weight does not change

d)

His mass is more in space

104.

If the mass of an object is 1000 kg on Earth, what is it's mass on the moon?

a)

less than 1000 kg

b)

more than 1000 kg

c)

1000kg

105.
Anything that has mass & takes up space
a)
gravity
b)
force
c)
matter
d)
volume
106.
The combined mass of the 3 bowl is 6.2kg.
What is their mass in grams?
a)
6002g
b)
6020g
c)
6200g
d)
6202g
107.

the gravitationl force by which a body is attracted to the Eart is know as ------- and it increases by increasing the ----- of the body

a)

Weight-place

b)

mass-The distance from the center of the planet

c)

weight-mass

d)

mass-weight

108.

the mass of one litre distilled water is equal to 1 KG

a)
b)
109.

The weight of the objects on the moon surface is equal to ----- its weight on the Earth.

a)

X10

b)

1\6

c)

1\5

110.
What does this tool measure?
a)
weight
b)
meters
c)
mass
d)
force

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